Leg cast cover



FIG. 1 is a front elevational view of a leg cast cover, showing my new design, the broken line showing is for illustrative purposes only and forms no part of the claimed design;

FIG. 2 is a left side elevational view thereof, the right side elevational view being identical thereto;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom plan view thereof. 

The ornamental design for a leg cast cover, as shown and described. 